XML 12 R1.htm IDEA: XBRL DOCUMENT v3.7.0.1
Document and Entity Information
 12 Months Ended
Mar. 31, 2017
shares
Document Type 20-F
Amendment Flag false
Document Period End Date Mar. 31, 2017
Document Fiscal Year Focus 2017
Document Fiscal Period Focus FY
Trading Symbol HDB
Entity Registrant Name HDFC BANK LTD
Entity Central Index Key 0001144967
Current Fiscal Year End Date --03-31
Entity Well-known Seasoned Issuer Yes
Entity Current Reporting Status Yes
Entity Filer Category Large Accelerated Filer
Entity Common Stock, Shares Outstanding 2,562,545,717